Zaitsev - Guides d'étude, Notes de cours & Résumés

E2 Reaction - One-Step with no intermediates, Base takes off proton + LG leaves with double bond formation. What type of carbons do E2 rxns favor? - Tertiary What is a Zaitsev product? - Double bond formation on more substituted carbon What is a Hoffman product? - Double bond formation on less substituted carbon When using a stericallly hindered base (t-BuOK, LDA), which product is more favorable? - Hoffman When using Eto- or less sterically hindered base, which pro...

Organic Chemistry - Final Exam Name the 6 polar aprotic solvents - acetone, acetonitrile, DMSO, DMF, HMPA, THF Name the 5 polar protic solvents - acetic acid, ethanol, formic acid, methanol, water ______ and ______ mechanisms are two step reactions that have _____ intermediates. - SN1; E1; 2 Intermediates each ______ and ______ mechanisms are one step reactions that have _____ intermediates. - SN2; E2; 1 Intermediate each Allylic - resonance stabilized (carbon bonde...

It provides a test question on E2 elimination reactions with a focus on distinguishing the zaitsev product and the hoffman product.

Name the 6 polar aprotic solvents-ANSWER-acetone, acetonitrile, DMSO, DMF, HMPA, THF Name the 5 polar protic solvents-ANSWER-acetic acid, ethanol, formic acid, methanol, water ______ and ______ mechanisms are two step reactions that have _____ intermediates.-ANSWER-SN1; E1; 2 Intermediates each ______ and ______ mechanisms are one step reactions that have _____ intermediates.-ANSWER-SN2; E2; 1 Intermediate each Allylic-ANSWER-resonance stabilized (carbon bonded directly to a C=C) ...

E2 Reaction - correct answer One-Step with no intermediates, Base takes off proton + LG leaves with double bond formation. What type of carbons do E2 rxns favor? - correct answer Tertiary What is a Zaitsev product? - correct answer Double bond formation on more substituted carbon What is a Hoffman product? - correct answer Double bond formation on less substituted carbon When using a stericallly hindered base (t-BuOK, LDA), which product is more favorable? - correct answer Hoffman ...

This exam pack contains • Exam question papers • Memorandums • Summary of the course material • Additional notes. All of the best for your exams!

--NO2 + Sn/HCl - Correct Answers>Clemmenson Reduction --NH2 1,2-addition conj double bonds + RMgX or LiAlH4 - Correct Answers>Nucleophiles attack the carbonyl directly. Strong nucleophiles: Gringards, NaBH4, LiAlH4 1. (2) esters CH3--C=O--OEt + NaOR, EtOH 2. H3O+ ketone + (ester) CH3--C=O--OEt + -OR + H3O+ --> - Correct Answers>Claisen Condensation enolate ion of one ester acts as nucleophile attacking another ester 1. NaOR, EtOH 2. H3O+ Anhydride for mixed 1. BH3/TH...

Notes are taken from the class, Orgo I, chapter 8

This is an Organic Chemistry Study Guide that will cover topics expected in a mid-semester exam. This document contains Study topics and practice problems. The topics covered include Enantiomers, Diastereomers, Meso compounds, racemic mixtures, Chirality, synthesis reactions, elimination reactions, Zaitsev's, Hoffman, and Markovnikov's rule.